Finding the Fourth Proportional to 177,622.36, 266,538.58 and 65,381.42
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Solution
The fourth proportional to 177,622.36, 266,538.58 and 65,381.42 is: 98,110.79
Step by Step Solution
- Step 1: Write the proportion equation
177,622.36 : 266,538.58 = 65,381.42 : x - Step 2: Convert to fraction form
177,622.36/266,538.58 = 65,381.42/x - Step 3: Cross multiply
177,622.36x = 266,538.58 × 65,381.42 - Step 4: Simplify right side
177,622.36x = 17,426,670,845.18 - Step 5: Solve for x
x = 17,426,670,845.18/177,622.36 - Step 6: Final answer
x = 98,110.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.